“It was really hard to hear him and for him to hear me. The conversation was very quiet. It was my child — I know he is locked up like a dog — like an animal.”

Tsarnaev was wounded during the Watertown battle after allegedly killing three and maiming hundreds in twin explosions that rocked the Boston Marathon April 15. His elder brother Tamerlan Tsarnaev died following the gunfight after being run over by Dzhokhar during an escape attempt.